/**
 * @param {*} success 连接成功回调
 * @param {*} error 
 */
module.exports = function(success,error){

const mongoose  = require('mongoose')

const {DBNAME,DBHOST,DBPORT} = require('../config/config')

mongoose.connect(`mongodb://${DBHOST}:${DBPORT}/${DBNAME}`)

mongoose.connection.once('open',() => { 
    success()
})

mongoose.connection.on('error',() => { 
    error()
})

mongoose.connection.on('close',() => { 
    console.log('连接关闭！')
})
}
